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A vulnerability was found in Linux Kernel up to 6.0.5. It has been rated as critical. Impacted is the function hugetlb_lock. The manipulation leads to privilege escalation. This vulnerability is referenced as CVE-2022-50285. The attack needs to be initiated within the local network. No exploit is available. Upgrading the affected component is advised.

A vulnerability was found in Linux Kernel up to 5.4.228/5.10.162/5.15.85/6.0.15/6.1.1. It has been declared as critical. This issue affects the function power_supply_get_battery_info of the component power. Executing manipulation can lead to null pointer dereference. The identification of this vulnerability is CVE-2022-50276. The attack needs to be done within the local network. There is no exploit available. It is recommended to upgrade the affected component.

A vulnerability was found in Linux Kernel up to 6.0.15/6.1.1. It has been classified as critical. This vulnerability affects the function init_mqueue_fs of the component ipc. Performing manipulation results in memory leak. This vulnerability was named CVE-2022-50284. The attack needs to be approached within the local network. There is no available exploit. Upgrading the affected component is recommended.

A vulnerability was found in Linux Kernel up to 5.15.85/6.0.15/6.1.1 and classified as critical. This affects the function mmc_add_host. Such manipulation leads to unchecked return value. This vulnerability is uniquely identified as CVE-2022-50267. The attack can only be initiated within the local network. No exploit exists. It is suggested to upgrade the affected component.

A vulnerability has been found in Linux Kernel up to 6.1.1 and classified as critical. Affected by this issue is the function az6027_i2c_xfer of the component media. This manipulation causes null pointer dereference. This vulnerability is handled as CVE-2022-50272. The attack can only be done within the local network. There is not any exploit available. The affected component should be upgraded.

A vulnerability, which was classified as critical, was found in Linux Kernel up to 6.1.1. Affected by this vulnerability is the function of_get_next_parent of the component cxl. The manipulation results in improper update of reference count. This vulnerability is known as CVE-2022-50311. Access to the local network is required for this attack. No exploit is available. You should upgrade the affected component.

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.1.1. Affected is the function acpi_put_table of the component Radeon Driver. The manipulation leads to memory leak. This vulnerability is traded as CVE-2022-50275. Access to the local network is required for this attack to succeed. There is no exploit available. It is advisable to upgrade the affected component.

A vulnerability classified as critical was found in Linux Kernel up to 5.15.98/6.1.15/6.2.2. This impacts the function vkms_init of the component Vkms Module. Executing manipulation can lead to unchecked return value. This vulnerability appears as CVE-2022-50269. The attacker needs to be present on the local network. There is no available exploit. Upgrading the affected component is advised.

A vulnerability classified as critical has been found in Linux Kernel up to 6.1.1. This affects the function mmc_add_host. Performing manipulation results in unchecked return value. This vulnerability is reported as CVE-2022-50268. The attacker must have access to the local network to execute the attack. No exploit exists. It is recommended to upgrade the affected component.

A vulnerability described as critical has been identified in Linux Kernel up to 6.1.41/6.4.6. The impacted element is the function release_folio of the file generic/476. Such manipulation leads to buffer overflow. This vulnerability is documented as CVE-2023-53247. The attack requires being on the local network. There is not any exploit available. Upgrading the affected component is recommended.

A vulnerability marked as critical has been reported in Linux Kernel up to 6.0.2. The affected element is the function nbd_start_device_ioctl of the component nbd. This manipulation causes denial of service. This vulnerability is registered as CVE-2022-50314. The attack requires access to the local network. No exploit is available. It is suggested to upgrade the affected component.

A vulnerability labeled as critical has been found in Linux Kernel up to 6.0.2. Impacted is the function dump_stack. The manipulation results in allocation of resources. This vulnerability is cataloged as CVE-2022-50271. The attack must originate from the local network. There is no exploit available. The affected component should be upgraded.

A vulnerability identified as critical has been detected in Linux Kernel up to 5.15.85/6.0.15/6.1.1. This issue affects the function vfs_lock_file. The manipulation leads to privilege escalation. This vulnerability is listed as CVE-2022-50302. The attack must be carried out from within the local network. There is no available exploit. You should upgrade the affected component.

A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.1.1. This vulnerability affects the function hswep_has_limit_sbox. Executing manipulation can lead to improper update of reference count. This vulnerability is tracked as CVE-2022-50318. The attack is only possible within the local network. No exploit exists. It is advisable to upgrade the affected component.

A vulnerability was found in Linux Kernel up to 6.0.5. It has been rated as critical. This affects the function ip6mr_sk_done. Performing manipulation results in improper initialization. This vulnerability is identified as CVE-2022-50310. The attack can only be performed from the local network. There is not any exploit available. Upgrading the affected component is advised.

A vulnerability was found in Linux Kernel up to 6.0.2. It has been declared as critical. Affected by this issue is the function of_get_child_by_name of the component media. Such manipulation leads to improper update of reference count. This vulnerability is referenced as CVE-2022-50309. The attack needs to be initiated within the local network. No exploit is available. It is recommended to upgrade the affected component.

A vulnerability was found in Linux Kernel up to 6.0.16/6.1.2. It has been classified as critical. Affected by this vulnerability is the function msc313_rtc_probe. This manipulation causes incorrect control flow. The identification of this vulnerability is CVE-2022-50322. The attack needs to be done within the local network. There is no exploit available. Upgrading the affected component is recommended.

本文刊载于《公安学研究》2025年第3期。为方便阅读，编辑中对部分文本进行加黑并删除了文章脚注。

近来发现很多涉网案件开始使用CDN技术来隐藏源服务器IP，对司法机关取证封锁源头IP造成一定的难度，那么如何对这种使用CDN技术的网站找到其背后搭建的那台源服务器的IP？本期特邀黑产研究专家阿辉将介绍CDN的一些相关知识和取证思路。